In the final thrilling episode of the series, Della's life is in tatters. Having betrayed her husband and son, she decides to leave the marital home - but not before making a startling discovery.
A look at ongoing restorations, repairs and upgrades being made to the 250-year-old British Museum.
Della's relationship with Caleb is intensifying and a morning visit to Caleb's house has developed into a habit. But how long will the lovers be able to keep their affair a secret?
As Della starts her new job as the Museum's General Manager, her relationship with her son's friend, Caleb, intensifies. But what are Caleb's intentions? Why is he pursuing a relationship with both mother and son?
Della - a respected Museum Director - meets her downfall as she starts an illicit affair.